From 82c15f818bd78cf7c8a71f06817dbaef1e282349 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?K=C3=BChle=2C=20Laura=20Christine=20=28lakue103=29?=
 <laura.kuehle@uni-duesseldorf.de>
Date: Wed, 24 Nov 2021 14:48:36 +0100
Subject: [PATCH] Extracted normalization step.

---
 ANN_Data_Generator.py | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/ANN_Data_Generator.py b/ANN_Data_Generator.py
index d394521..6d16dbd 100644
--- a/ANN_Data_Generator.py
+++ b/ANN_Data_Generator.py
@@ -3,7 +3,7 @@
 @author: Soraya Terrab (sorayaterrab), Laura C. Kühle
 
 TODO: Improve '_generate_cell_data'
-TODO: Extract normalization (Combine smooth and troubled before normalizing)
+TODO: Extract normalization (Combine smooth and troubled before normalizing) -> Done
 TODO: Improve verbose output
 
 """
@@ -67,11 +67,6 @@ class TrainingDataGenerator(object):
         troubled_input, troubled_output = self._generate_cell_data(num_troubled_samples,
                                                                    self._troubled_functions, False)
 
-        # Normalize data
-        if normalize:
-            smooth_input = self._normalize_data(smooth_input)
-            troubled_input = self._normalize_data(troubled_input)
-
         # Merge Data
         input_matrix = np.concatenate((smooth_input, troubled_input), axis=0)
         output_matrix = np.concatenate((smooth_output, troubled_output), axis=0)
@@ -81,7 +76,11 @@ class TrainingDataGenerator(object):
         input_matrix = input_matrix[order]
         output_matrix = output_matrix[order]
 
-        return input_matrix, output_matrix
+        # Create normalized input data
+        if normalize:
+            input_matrix = self._normalize_data(input_matrix)
+
+        return [input_matrix, output_matrix]
 
     def _generate_cell_data(self, num_samples, initial_conditions, is_smooth):
         num_function_samples = num_samples//len(initial_conditions)
-- 
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